 
(* ::Section:: *)
(* SmallVariable *)
(* ::Text:: *)
(*`SmallVariable[me]` is the head of small (negligible) variables. This means any mass with this head can be neglected if it appears in a sum, but not as an argument of Passarino-Veltman (`PaVe`) functions or `PropagatorDenominator`.*)


(* ::Subsection:: *)
(* See also *)
(* ::Text:: *)
(*PaVe, PaVeReduce, PropagatorDenominator.*)



(* ::Subsection:: *)
(* Examples *)


